/Engine/Source/Editor/UnrealEd/Public/Kismet2/KismetDebugUtilities.h
Returns whether there are any watched properties for a given pin
static bool DoesPinHaveWatches ( const [UBlueprint](API\Runtime\Engine\Engine\UBlueprint) * Blueprint, const [UEdGraphPin](API\Runtime\Engine\EdGraph\UEdGraphPin) * Pin )